Insulated stack pack



FIG. 1 is an perspective view of an insulated stack pack of the present invention;

FIG. 2 is a front elevational view of the insulated stack pack shown in FIG. 1 of the present invention;

FIG. 3 is a rear elevational view of the insulated stack pack shown in FIG. 1 of the present invention;

FIG. 4 is a right side elevational view of the insulated stack pack shown in FIG. 1 of the present invention, the left side being a mirror image of the right side;

FIG. 5 is a top plan view of the insulated stack pack shown in FIG. 1 of the present invention; and,

FIG. 6 is a bottom plan view of the insulated stack pack shown in FIG. 1 of the present invention. 

The ornamental design for an insulated stack pack, as shown and described. 